19319573

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{2333}}^1$

素因数の和:2373

約数の個数: 18

約数和(自身を含む): 24345954

約数和(自身を除く): 5026381

約数列:

[1, 7, 13, 49, 91, 169, 637, 1183, 2333, 8281, 16331, 30329, 114317, 212303, 394277, 1486121, 2759939, 19319573]

約数ペア:

[(1, 19319573), (7, 2759939), (13, 1486121), (49, 394277), (91, 212303), (169, 114317), (637, 30329), (1183, 16331), (2333, 8281)]